Ferruginous Duck vs Great Reed Warbler

Aythya nyroca compared with Acrocephalus arundinaceus

Key Differences

• Ferruginous Duck is Not Evaluated while Great Reed Warbler is Critically Endangered.

Taxonomic Classification

Rank	Ferruginous Duck	Great Reed Warbler
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Anseriformes (Anseriformes)	Passeriformes (Songbirds)
Family	Anatidae	Acrocephalidae
Genus	Aythya	Acrocephalus
Species	Aythya nyroca	Acrocephalus arundinaceus

Evolutionary Relationship

Ferruginous Duck and Great Reed Warbler share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Ferruginous Duck

NE — Not Evaluated

Great Reed Warbler

CR — Critically Endangered

Physical Characteristics

Attribute	Ferruginous Duck	Great Reed Warbler
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ferruginous Duck

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Asia (Taiwan) and Europe (8 countries).

Great Reed Warbler

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Belgium, Denmark, Luxembourg, Norway, and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Ferruginous Duck

Ferruginous Duck (Aythya nyroca) is classified as Not Evaluated (NE) on the IUCN Red List. Not yet evaluated against IUCN Red List criteria. Conservation status remains to be determined.

Great Reed Warbler

Great Reed Warbler (Acrocephalus arundinaceus) is classified as Critically Endangered (CR) on the IUCN Red List. Facing an extremely high risk of extinction in the wild due to severe population decline and habitat loss.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden